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745779-99-1

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745779-99-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 745779-99-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,5,7,7 and 9 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 745779-99:
(8*7)+(7*4)+(6*5)+(5*7)+(4*7)+(3*9)+(2*9)+(1*9)=231
231 % 10 = 1
So 745779-99-1 is a valid CAS Registry Number.

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